Games like SpaceTrash

"Intelligent Design: An Evolutionary Sandbox" is a simulation game that allows players to create and modify a variety of ecosystems and organisms. Design and evolve creatures with unique abilities, behaviors, and appearances using an intuitive design tool. Observe how your creations adapt to environmental challenges and compete or cooperate with other species in a dynamic, ever-changing world. **Approximately 256 characters

"Infinite Space III: Sea of Stars" is a starship roguelike game that offers a sandbox adventure of interstellar exploration and combat. The game features a variety of unique alien species, starships, artifacts, and weapons, with thoughtful randomization for a unique experience each playthrough. It offers hybrid turn-based movement and pausable real-time combat, with a range of difficulty options and a full combat simulator mode. The game is suitable for players of all ages.

Asteria is a Sci-Fi Platformer game that offers both single-player and multiplayer/co-op modes. As the last human colonist on Asteria, you must build your safe haven, defeat local aliens, and explore 9 hand-crafted dungeons. The game features ranged mining and fighting, over 100 items across 9 tiers of gear, a 900-slot inventory, and full mod community support. With good music and a creative mode, Asteria offers an engaging and immersive experience.

In Evochron Mercenary, become an independent mercenary and roam the Sapphire star system, seeking your fortune through various activities like trading, racing, and mining. Experience true freeform gameplay with no plot restrictions, allowing you to form clans or work alone, making choices that suit your skills and interests. Engage in diverse tasks, including combat, exploration, transportation, and more, to build your reputation and wealth.

In Waking Mars , players explore an open-world network of caves filled with alien life forms and ruins. To survive, they must learn to create ecosystems with exotic plants and creatures, using some to feed others. The goal is to discover the secrets of Mars' past before time runs out.

Ichi is a single-player action game with spectacular and challenging one-button puzzle mechanics, taking about 2 hours to beat. The game features a level editor for creating and sharing levels online, although as of July 2019, the server for user-created levels is no longer available. Despite this, players can still enjoy the fun and original gameplay within the included levels.

"Capsized" is a Science Fiction arcade-style game with both single-player and local multi-player options for up to 2 players in a co-op, split screen format. The game features an immersive alien world with unique hand-drawn art, a stellar soundtrack, and challenging gameplay that combines platforming, puzzle-solving, and combat. Players must navigate through a perilous environment, fight off creatures, and save crewmates to escape the mysterious planet.

In "The Station," you explore a space station after it has experienced a mysterious incident, threatening the delicate balance of peace between two alien civilizations. As a recon specialist, you must piece together what happened and safeguard the mission's secrets. Interact with advanced technology, solve puzzles, and uncover the truth in this suspenseful, atmospheric narrative-driven game.

Deiland is a single-player Role Playing game with sandbox mechanics, including farming, crafting, and building. The game boasts an interesting plot, beautiful visuals, and a captivating soundtrack, although it can be very grinding and buggy. As the only inhabitant of a small, living planet, players' actions shape the world of Deiland, making for a unique and personalized experience.

Planet Explorers is an open-world sandbox adventure game set on a distant planet. Players can build and customize their own tools, vehicles, and structures, while also gathering resources, completing missions, and fighting alien creatures. The game features a dynamic story generation system, allowing for a unique experience with each playthrough.